package cn.xxc.controller;

import cn.xxc.domain.Order;
import cn.xxc.domain.User;
import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

@RestController
@RequestMapping("/order")
public class OrderController {
    @Autowired
    private RestTemplate restTemplate;

    @GetMapping("/{id}")
    @HystrixCommand(fallbackMethod = "fallbackMethod")   //方法熔断
    public Order order(@PathVariable("id") Long id){
        String url="http://user-server/user/"+id;
        User user = restTemplate.getForObject(url, User.class);
        return new Order(id,"123456",user);
    }
    public Order fallbackMethod(@PathVariable("id") Long id){
        return new Order(id,"网络延迟",null);
    }
}
